Zip Area Code

Area code 983

Area code 983 is a Colorado area code, in service since June 17, 2022.

It was added as an overlay on 303: both codes serve the same area, so neighbors can have numbers in either one.

720 serves the same area too.

Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

It is in the Mountain Time zone.

In service since
June 17, 2022
Overlays
303, 720
Local dialing
ten digits; dialing 1 plus ten digits also works
Time zone
Mountain Time
ZIP codes
146

Map

Map of the 983 area codeThe shaded area shows where 983 numbers are rated, with the neighboring area codes outlined around it.970719DenverLongmontDeckersKeenesburgGeorgetownByers
Approximate 983 coverage, drawn from U.S. Census ZIP code areas and NANPA rate centers. Dashed lines are state borders.

Main cities in area code 983

Overlays and neighboring area codes

Overlays, serving the same area: 303, 720.

Neighboring area codes: 970, 719.

Counties in area code 983

Towns in area code 983

And 88 more towns: every town in Colorado.